Auto Diagnostic Shop

Get Your Vehicle Diagnosed by Experienced Technicians Today

When your car isn't running right, you need accurate diagnostics from mechanics who understand your vehicle. At Andy's Auto Supply & Repair in Portland, our auto diagnostic shop combines modern technology with years of hands-on experience to identify exactly what's wrong with your vehicle.

We offer thorough diagnostic services for all makes and models, giving you clear answers about your car's problems without suggesting unnecessary repairs or extra costs.

• Check engine light diagnostics
• Electrical system testing
• Computer system diagnostics
• Transmission problem analysis
• Engine performance evaluation
• Brake system diagnostics
• Suspension and steering analysis
• Fuel system testing

Solve mysterious car problems before they leave you stranded. Reach out to us for accurate diagnostics that find the true cause of your vehicle's issues.

Modern Vehicles Require Advanced Diagnostic Solutions

Cars today function as rolling computers, making proper diagnostics crucial before any repair begins. Our auto diagnostic shop has invested in cutting-edge tools that communicate with your vehicle's onboard computers to spot issues that aren't visible during a simple inspection.

• Intermittent electrical problems
• Performance issues affecting fuel economy
• Dashboard warning lights
• Strange noises or vibrations
• Starting problems or stalling
• Transmission shifting problems
• Reduced power or acceleration
• Climate control system failures

Many car problems look similar but stem from different causes. Our detailed diagnostic process removes guesswork and makes sure your repairs target the actual problem, saving both time and money.

Why Choose Andy's Auto Supply & Repair

For vehicle diagnostics in Portland, our family-owned shop provides benefits that chain stores and dealerships simply can't match. Since 1975, we've built our reputation on honest service and accurate repairs throughout the community.

• Serving Portland since 1975
• Service for all makes and models, domestic and foreign
• Special discounts for veterans
• SAFE award recipients for 25 consecutive years
• Freon certified technicians for AC diagnostics
• In-person estimates for complete accuracy
• Local, family- and woman-owned business
• Same-day or next-day diagnostic service
• 18-month repair warranty
• Loaner vehicles available during service
• Fair pricing without cutting corners
• Direct coordination with insurance companies

Our diagnostic approach is detailed and clear. We explain our findings in simple terms and offer options that suit both your vehicle's needs and your budget.

Contact Us

Addressing warning lights and performance issues early prevents bigger problems down the road. Our diagnostic services give you the information needed to make smart decisions about your vehicle's maintenance and repairs. We know car troubles cause stress, which is why we focus on clear communication and honest recommendations.

Contact us today to schedule your vehicle diagnostic appointment and see the difference that comes with choosing a trusted local repair shop.